How much memory does Yahoo Messenger 9.0 take up on a desktop?

Yahoo! Messenger version 9.0 takes up 512 megabytes of RAM for Windows XP and 1 gigabyte of RAM for Windows Vista and Windows 7. These are the minimum system memory requirements needed to run Yahoo...
Read More »http://www.answerbag.com/q_view/2243339

My wife and I are on the same home computer. When logging on to her desktop and trying to access her Yahoo e-?